CrashTestDummy
Latest activity Postings About
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CrashTestDummy replied to the thread 24/25 Diesel vs Gas Reliability.Just keep the oil and filter changes up to date. Not necessarily at 3000 miles, but not until the 'change engine oil' light comes on... -
CrashTestDummy replied to the thread What's in a factory AT4 lift?.I've seen that. Based on that, I'm guessing we'll have to get at least new front struts and half shafts for the front, and the elusive...
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CrashTestDummy replied to the thread What's in a factory AT4 lift?.Yep. Just asking, in case I'm not blazing a new trail. I have a friend we autocross with who has a Denali Ultimate, and next time we...
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We just took delivery of a '25 Sierra 1500 AT4. While I'm working on trying to find a forum similar to this one for the pickups, I...
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CrashTestDummy replied to the thread Dogs, Puppies, post em up.And it depends on the individual dog. Our oldest had zero issues with steps, while our middle one avoided them going in and out, like...
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CrashTestDummy replied to the thread Dogs, Puppies, post em up.We're actually looking at this: https://www.amazon.com/gp/product/B0CL43DPKH/ref=ox_sc_act_title_1?smid=A3238NUKPWRHKT&th=1 Folds up...
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CrashTestDummy replied to the thread Dogs, Puppies, post em up.One of the reason we have the PPVs/9C1s, etc., and the reason we just received a '25 CC Sierra AT4 is because of the kids. Here is our...
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CrashTestDummy replied to the thread PULLING MY HAIR OVER A P0301 code!!.Finish replacing the plugs, AND, I'd recommend, a fresh set of plug wires. Our '12 Caprice developed a miss, and after swapping things...
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CrashTestDummy replied to the thread Emblem/Lettering Location (measurements).Does the '21 have the 'child safety switch' on the rear door jamb near the door latch? If it does, switch it and see if that helps...
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CrashTestDummy replied to the thread Inventory or Order?.That may be less-incentivized to haggle on one you order vs. one on the lot, but you can order one without ALL the options, vs. what's...
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CrashTestDummy replied to the thread Passenger side rear upper shock bolt - HOW??!!.I was lucky enough to have my trusty assistant lend a hand with that one. Yes, it's a bisch! Even with two working on it.
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CrashTestDummy replied to the thread Ball joints recommendations?.This!! Just say 'No!' to aftermarket control arms since OEM are still available. But that's just my opinion. I always go OEM when. I...
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CrashTestDummy replied to the thread Airaid tube installed.NO kidding. We have one on our '18, and it had a nice factory-like texture to it. That must be a recent change.
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CrashTestDummy replied to the thread transmission thermostat.Great, yet another thermal wax valve to go wrong in an automotive setting! :mad: The Mazda crowd have been 'enjoying' those for...
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CrashTestDummy replied to the thread 2025 AT4 order option.Sadly, I've found similar issues, too. We recently ordered a Sierra 1500 AT4. I specified one out using the GMC 'build and price' web...
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